APA (7th ed.) Citation

Freed, J. B. (2016). Frederick Barbarossa: A prince and the myth. Yale University Press.

Chicago Style (17th ed.) Citation

Freed, John B. Frederick Barbarossa: A Prince and the Myth. New Haven: Yale University Press, 2016.

MLA (9th ed.) Citation

Freed, John B. Frederick Barbarossa: A Prince and the Myth. Yale University Press, 2016.

Warning: These citations may not always be 100% accurate.